Material Safety Data Sheet
Science Stuff, Inc.
1104 Newport Ave
Austin, TX 78753
Phone (512) 837-6020
Chemtrec 800-424-9300
24 Hour Emergency Assistance
Section 1 Identification
Product Number:C2970 
Health:
Flammability
Reactivity
Hazard Rating:
LeastSlightModerateHighExtreme
01234
NA = Not Applicable NE = Not Established
Product Name:o-Xylene Certified 
Trade/Chemical Synonyms 
Formula:C–H”(CH“)’
RTECS:ZE2450000 
C.A.SCAS# 95-47-6
Section 2 Component Mixture
Sara 313ComponentCAS Number%DimExposure Limits:
o-Xylene Certified CAS# 95-47-6 100% V/V ACGIH STEL 150 PPM TWA 100 PPM 
Section 3 Hazard Identification (Also see section 11)
Keep away from heat and ignition sources. May be harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed. 
Section 4 First Aid Measures
Keep away from heat and ignition sources. May be harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed.

FIRST AID: SKIN: Remove contaminated clothing. Wash exposed area with soap and water. If symptoms persist, seek medical attention

EYES: Wash eyes with plenty of water for at least 15 minutes, lifting lids occasionally. Seek Medical Aid. INHALATION: Remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen

INGESTION: Give several glasses of milk or water. Vomiting may occur spontaneously, but DO NOT INDUCE! Never give anything by mouth to an unconscious person.
Section 5 Fire Fighting Measures
Fire Extinguisher Type:carbon Dioxide, dry chemical powder, or appropriate foam. Water may be effective in cooling but may not effect extinguishment.
Fire/Explosion Hazards:Vapor may travel considerable distance to an ignition source and flash back.
Fire Fighting Procedure:Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and clothing.
Section 6 Accidental Release Measures
Evacuate area. Wear self-contained breathing apparatus and protective clothing. Eliminate all sources of ignition. Cover with activated carbon adsorbent. Take up and place in closed containers. Ventilate area and wash spill site after pickup is complete
Section 7 Handling and Storage
Keep away from heat and flame. Do not get in eyes, on skin, or on clothing. Use with adequate ventilation. 
Section 8 Exposure Controls & Personal Protection
Respiratory Protection:NIOSH/MSHA-approved respirator.
Ventilation: Mechanical: Hand Protection:Solvent-resistant gloves, as neoprene or nitrile.
Local Exhaust: Eye Protection:Splash Goggles
Other Protective Equipment: Wear appropriate clothing to prevent skin exposure
Section 9 Physical and Chemical Properties
Melting Point:Information not availableSpecific Gravity0.88
Boiling Point:143 - 145° C Percent Volatile by Volume:Information not available
Vapor Pressure:<76mm Hg Evaporation Rate:Information not available
Vapor Density: 3.7 g/L Evaporation Standard:
Solubility in Water: Information not available Auto ignition Temperature: 464°C
Appearance and Odor: Clear liquid with distinct odor Lower Flamm. Limit in Air: 1.1%
Flash Point: 87.7°F (31°C) Upper Flamm. Limit in Air: 7%
Section 10 Stability and Reactivity Information
Stability: StableConditions to Avoid: Hygroscopic
Materials to Avoid:
Oxidizing agents
Hazardous Decomposition Products:
Oxides of Carbon
Hazardous Polymerization:Will Not Occur
Condition to Avoid:None known
Section 11 Additional Information
Causes skin irritation, harmful if absorbed through skin. Causes eye irritation. Harmful if inhaled. Material is irritating to mucous membranes and upper respiratory tract. Harmful if ingested. Target organs: Kidneys, Liver, Nerves. Exposure can cause narcotic effect, Lung irritation, chest pain and edema, which may be fatal. CNS depression, dermatitis. Gastrointestinal disturbances, Damage to the liver, Damage to the kidneys. Blood Effects. 
DOT Classification: Xylenes, 3, UN1307, PG III
DOT regulations may change from time to time. Please consult the most recent version of the relevant regulations.
Revision No:0Date Entered: 9/1/2006 Approved by: WPF

The information contained herein is believed to be accurate and is offered in good faith for the user's consideration and investigation. No warranty is expressed or implied regarding the completeness or accuracy of this information, whether originating from Science Stuff, Inc. or from an alternate source. Users of this material should satisfy themselves by independent investigation of current scientific and medical information that this material may be safely handled.